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225c7b1f RD |
1 | /* |
2 | * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. | |
3 | * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. | |
51a379d0 | 4 | * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies. All rights reserved. |
225c7b1f RD |
5 | * Copyright (c) 2006, 2007 Cisco Systems, Inc. All rights reserved. |
6 | * | |
7 | * This software is available to you under a choice of one of two | |
8 | * licenses. You may choose to be licensed under the terms of the GNU | |
9 | * General Public License (GPL) Version 2, available from the file | |
10 | * COPYING in the main directory of this source tree, or the | |
11 | * OpenIB.org BSD license below: | |
12 | * | |
13 | * Redistribution and use in source and binary forms, with or | |
14 | * without modification, are permitted provided that the following | |
15 | * conditions are met: | |
16 | * | |
17 | * - Redistributions of source code must retain the above | |
18 | * copyright notice, this list of conditions and the following | |
19 | * disclaimer. | |
20 | * | |
21 | * - Redistributions in binary form must reproduce the above | |
22 | * copyright notice, this list of conditions and the following | |
23 | * disclaimer in the documentation and/or other materials | |
24 | * provided with the distribution. | |
25 | * | |
26 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
27 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
28 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
29 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
30 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
31 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
32 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
33 | * SOFTWARE. | |
34 | */ | |
35 | ||
36 | #include <linux/module.h> | |
37 | #include <linux/init.h> | |
38 | #include <linux/errno.h> | |
39 | #include <linux/pci.h> | |
40 | #include <linux/dma-mapping.h> | |
41 | ||
42 | #include <linux/mlx4/device.h> | |
43 | #include <linux/mlx4/doorbell.h> | |
44 | ||
45 | #include "mlx4.h" | |
46 | #include "fw.h" | |
47 | #include "icm.h" | |
48 | ||
49 | MODULE_AUTHOR("Roland Dreier"); | |
50 | MODULE_DESCRIPTION("Mellanox ConnectX HCA low-level driver"); | |
51 | MODULE_LICENSE("Dual BSD/GPL"); | |
52 | MODULE_VERSION(DRV_VERSION); | |
53 | ||
54 | #ifdef CONFIG_MLX4_DEBUG | |
55 | ||
56 | int mlx4_debug_level = 0; | |
57 | module_param_named(debug_level, mlx4_debug_level, int, 0644); | |
58 | MODULE_PARM_DESC(debug_level, "Enable debug tracing if > 0"); | |
59 | ||
60 | #endif /* CONFIG_MLX4_DEBUG */ | |
61 | ||
62 | #ifdef CONFIG_PCI_MSI | |
63 | ||
08fb1055 | 64 | static int msi_x = 1; |
225c7b1f RD |
65 | module_param(msi_x, int, 0444); |
66 | MODULE_PARM_DESC(msi_x, "attempt to use MSI-X if nonzero"); | |
67 | ||
68 | #else /* CONFIG_PCI_MSI */ | |
69 | ||
70 | #define msi_x (0) | |
71 | ||
72 | #endif /* CONFIG_PCI_MSI */ | |
73 | ||
f33afc26 | 74 | static char mlx4_version[] __devinitdata = |
225c7b1f RD |
75 | DRV_NAME ": Mellanox ConnectX core driver v" |
76 | DRV_VERSION " (" DRV_RELDATE ")\n"; | |
77 | ||
78 | static struct mlx4_profile default_profile = { | |
9b1f3851 | 79 | .num_qp = 1 << 17, |
225c7b1f | 80 | .num_srq = 1 << 16, |
c9f2ba5e | 81 | .rdmarc_per_qp = 1 << 4, |
225c7b1f RD |
82 | .num_cq = 1 << 16, |
83 | .num_mcg = 1 << 13, | |
84 | .num_mpt = 1 << 17, | |
85 | .num_mtt = 1 << 20, | |
86 | }; | |
87 | ||
93fc9e1b YP |
88 | static int log_num_mac = 2; |
89 | module_param_named(log_num_mac, log_num_mac, int, 0444); | |
90 | MODULE_PARM_DESC(log_num_mac, "Log2 max number of MACs per ETH port (1-7)"); | |
91 | ||
92 | static int log_num_vlan; | |
93 | module_param_named(log_num_vlan, log_num_vlan, int, 0444); | |
94 | MODULE_PARM_DESC(log_num_vlan, "Log2 max number of VLANs per ETH port (0-7)"); | |
95 | ||
96 | static int use_prio; | |
97 | module_param_named(use_prio, use_prio, bool, 0444); | |
98 | MODULE_PARM_DESC(use_prio, "Enable steering by VLAN priority on ETH ports " | |
99 | "(0/1, default 0)"); | |
100 | ||
3d73c288 | 101 | static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) |
225c7b1f RD |
102 | { |
103 | int err; | |
5ae2a7a8 | 104 | int i; |
225c7b1f RD |
105 | |
106 | err = mlx4_QUERY_DEV_CAP(dev, dev_cap); | |
107 | if (err) { | |
108 | mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n"); | |
109 | return err; | |
110 | } | |
111 | ||
112 | if (dev_cap->min_page_sz > PAGE_SIZE) { | |
113 | mlx4_err(dev, "HCA minimum page size of %d bigger than " | |
114 | "kernel PAGE_SIZE of %ld, aborting.\n", | |
115 | dev_cap->min_page_sz, PAGE_SIZE); | |
116 | return -ENODEV; | |
117 | } | |
118 | if (dev_cap->num_ports > MLX4_MAX_PORTS) { | |
119 | mlx4_err(dev, "HCA has %d ports, but we only support %d, " | |
120 | "aborting.\n", | |
121 | dev_cap->num_ports, MLX4_MAX_PORTS); | |
122 | return -ENODEV; | |
123 | } | |
124 | ||
125 | if (dev_cap->uar_size > pci_resource_len(dev->pdev, 2)) { | |
126 | mlx4_err(dev, "HCA reported UAR size of 0x%x bigger than " | |
127 | "PCI resource 2 size of 0x%llx, aborting.\n", | |
128 | dev_cap->uar_size, | |
129 | (unsigned long long) pci_resource_len(dev->pdev, 2)); | |
130 | return -ENODEV; | |
131 | } | |
132 | ||
133 | dev->caps.num_ports = dev_cap->num_ports; | |
5ae2a7a8 RD |
134 | for (i = 1; i <= dev->caps.num_ports; ++i) { |
135 | dev->caps.vl_cap[i] = dev_cap->max_vl[i]; | |
b79acb49 | 136 | dev->caps.ib_mtu_cap[i] = dev_cap->ib_mtu[i]; |
5ae2a7a8 RD |
137 | dev->caps.gid_table_len[i] = dev_cap->max_gids[i]; |
138 | dev->caps.pkey_table_len[i] = dev_cap->max_pkeys[i]; | |
139 | dev->caps.port_width_cap[i] = dev_cap->max_port_width[i]; | |
b79acb49 YP |
140 | dev->caps.eth_mtu_cap[i] = dev_cap->eth_mtu[i]; |
141 | dev->caps.def_mac[i] = dev_cap->def_mac[i]; | |
5ae2a7a8 RD |
142 | } |
143 | ||
225c7b1f | 144 | dev->caps.num_uars = dev_cap->uar_size / PAGE_SIZE; |
225c7b1f RD |
145 | dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay; |
146 | dev->caps.bf_reg_size = dev_cap->bf_reg_size; | |
147 | dev->caps.bf_regs_per_page = dev_cap->bf_regs_per_page; | |
148 | dev->caps.max_sq_sg = dev_cap->max_sq_sg; | |
149 | dev->caps.max_rq_sg = dev_cap->max_rq_sg; | |
150 | dev->caps.max_wqes = dev_cap->max_qp_sz; | |
151 | dev->caps.max_qp_init_rdma = dev_cap->max_requester_per_qp; | |
225c7b1f RD |
152 | dev->caps.max_srq_wqes = dev_cap->max_srq_sz; |
153 | dev->caps.max_srq_sge = dev_cap->max_rq_sg - 1; | |
154 | dev->caps.reserved_srqs = dev_cap->reserved_srqs; | |
155 | dev->caps.max_sq_desc_sz = dev_cap->max_sq_desc_sz; | |
156 | dev->caps.max_rq_desc_sz = dev_cap->max_rq_desc_sz; | |
157 | dev->caps.num_qp_per_mgm = MLX4_QP_PER_MGM; | |
158 | /* | |
159 | * Subtract 1 from the limit because we need to allocate a | |
160 | * spare CQE so the HCA HW can tell the difference between an | |
161 | * empty CQ and a full CQ. | |
162 | */ | |
163 | dev->caps.max_cqes = dev_cap->max_cq_sz - 1; | |
164 | dev->caps.reserved_cqs = dev_cap->reserved_cqs; | |
165 | dev->caps.reserved_eqs = dev_cap->reserved_eqs; | |
121964ec RD |
166 | dev->caps.reserved_mtts = DIV_ROUND_UP(dev_cap->reserved_mtts, |
167 | MLX4_MTT_ENTRY_PER_SEG); | |
225c7b1f RD |
168 | dev->caps.reserved_mrws = dev_cap->reserved_mrws; |
169 | dev->caps.reserved_uars = dev_cap->reserved_uars; | |
170 | dev->caps.reserved_pds = dev_cap->reserved_pds; | |
225c7b1f | 171 | dev->caps.mtt_entry_sz = MLX4_MTT_ENTRY_PER_SEG * dev_cap->mtt_entry_sz; |
149983af | 172 | dev->caps.max_msg_sz = dev_cap->max_msg_sz; |
225c7b1f RD |
173 | dev->caps.page_size_cap = ~(u32) (dev_cap->min_page_sz - 1); |
174 | dev->caps.flags = dev_cap->flags; | |
95d04f07 RD |
175 | dev->caps.bmme_flags = dev_cap->bmme_flags; |
176 | dev->caps.reserved_lkey = dev_cap->reserved_lkey; | |
225c7b1f | 177 | dev->caps.stat_rate_support = dev_cap->stat_rate_support; |
b832be1e | 178 | dev->caps.max_gso_sz = dev_cap->max_gso_sz; |
225c7b1f | 179 | |
93fc9e1b YP |
180 | dev->caps.log_num_macs = log_num_mac; |
181 | dev->caps.log_num_vlans = log_num_vlan; | |
182 | dev->caps.log_num_prios = use_prio ? 3 : 0; | |
183 | ||
184 | for (i = 1; i <= dev->caps.num_ports; ++i) { | |
185 | if (dev->caps.log_num_macs > dev_cap->log_max_macs[i]) { | |
186 | dev->caps.log_num_macs = dev_cap->log_max_macs[i]; | |
187 | mlx4_warn(dev, "Requested number of MACs is too much " | |
188 | "for port %d, reducing to %d.\n", | |
189 | i, 1 << dev->caps.log_num_macs); | |
190 | } | |
191 | if (dev->caps.log_num_vlans > dev_cap->log_max_vlans[i]) { | |
192 | dev->caps.log_num_vlans = dev_cap->log_max_vlans[i]; | |
193 | mlx4_warn(dev, "Requested number of VLANs is too much " | |
194 | "for port %d, reducing to %d.\n", | |
195 | i, 1 << dev->caps.log_num_vlans); | |
196 | } | |
197 | } | |
198 | ||
199 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] = dev_cap->reserved_qps; | |
200 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_ETH_ADDR] = | |
201 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_ADDR] = | |
202 | (1 << dev->caps.log_num_macs) * | |
203 | (1 << dev->caps.log_num_vlans) * | |
204 | (1 << dev->caps.log_num_prios) * | |
205 | dev->caps.num_ports; | |
206 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_EXCH] = MLX4_NUM_FEXCH; | |
207 | ||
208 | dev->caps.reserved_qps = dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW] + | |
209 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_ETH_ADDR] + | |
210 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_ADDR] + | |
211 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FC_EXCH]; | |
212 | ||
225c7b1f RD |
213 | return 0; |
214 | } | |
215 | ||
e8f9b2ed | 216 | static int mlx4_load_fw(struct mlx4_dev *dev) |
225c7b1f RD |
217 | { |
218 | struct mlx4_priv *priv = mlx4_priv(dev); | |
219 | int err; | |
220 | ||
221 | priv->fw.fw_icm = mlx4_alloc_icm(dev, priv->fw.fw_pages, | |
5b0bf5e2 | 222 | GFP_HIGHUSER | __GFP_NOWARN, 0); |
225c7b1f RD |
223 | if (!priv->fw.fw_icm) { |
224 | mlx4_err(dev, "Couldn't allocate FW area, aborting.\n"); | |
225 | return -ENOMEM; | |
226 | } | |
227 | ||
228 | err = mlx4_MAP_FA(dev, priv->fw.fw_icm); | |
229 | if (err) { | |
230 | mlx4_err(dev, "MAP_FA command failed, aborting.\n"); | |
231 | goto err_free; | |
232 | } | |
233 | ||
234 | err = mlx4_RUN_FW(dev); | |
235 | if (err) { | |
236 | mlx4_err(dev, "RUN_FW command failed, aborting.\n"); | |
237 | goto err_unmap_fa; | |
238 | } | |
239 | ||
240 | return 0; | |
241 | ||
242 | err_unmap_fa: | |
243 | mlx4_UNMAP_FA(dev); | |
244 | ||
245 | err_free: | |
5b0bf5e2 | 246 | mlx4_free_icm(dev, priv->fw.fw_icm, 0); |
225c7b1f RD |
247 | return err; |
248 | } | |
249 | ||
e8f9b2ed RD |
250 | static int mlx4_init_cmpt_table(struct mlx4_dev *dev, u64 cmpt_base, |
251 | int cmpt_entry_sz) | |
225c7b1f RD |
252 | { |
253 | struct mlx4_priv *priv = mlx4_priv(dev); | |
254 | int err; | |
255 | ||
256 | err = mlx4_init_icm_table(dev, &priv->qp_table.cmpt_table, | |
257 | cmpt_base + | |
258 | ((u64) (MLX4_CMPT_TYPE_QP * | |
259 | cmpt_entry_sz) << MLX4_CMPT_SHIFT), | |
260 | cmpt_entry_sz, dev->caps.num_qps, | |
93fc9e1b YP |
261 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
262 | 0, 0); | |
225c7b1f RD |
263 | if (err) |
264 | goto err; | |
265 | ||
266 | err = mlx4_init_icm_table(dev, &priv->srq_table.cmpt_table, | |
267 | cmpt_base + | |
268 | ((u64) (MLX4_CMPT_TYPE_SRQ * | |
269 | cmpt_entry_sz) << MLX4_CMPT_SHIFT), | |
270 | cmpt_entry_sz, dev->caps.num_srqs, | |
5b0bf5e2 | 271 | dev->caps.reserved_srqs, 0, 0); |
225c7b1f RD |
272 | if (err) |
273 | goto err_qp; | |
274 | ||
275 | err = mlx4_init_icm_table(dev, &priv->cq_table.cmpt_table, | |
276 | cmpt_base + | |
277 | ((u64) (MLX4_CMPT_TYPE_CQ * | |
278 | cmpt_entry_sz) << MLX4_CMPT_SHIFT), | |
279 | cmpt_entry_sz, dev->caps.num_cqs, | |
5b0bf5e2 | 280 | dev->caps.reserved_cqs, 0, 0); |
225c7b1f RD |
281 | if (err) |
282 | goto err_srq; | |
283 | ||
284 | err = mlx4_init_icm_table(dev, &priv->eq_table.cmpt_table, | |
285 | cmpt_base + | |
286 | ((u64) (MLX4_CMPT_TYPE_EQ * | |
287 | cmpt_entry_sz) << MLX4_CMPT_SHIFT), | |
288 | cmpt_entry_sz, | |
289 | roundup_pow_of_two(MLX4_NUM_EQ + | |
290 | dev->caps.reserved_eqs), | |
5b0bf5e2 | 291 | MLX4_NUM_EQ + dev->caps.reserved_eqs, 0, 0); |
225c7b1f RD |
292 | if (err) |
293 | goto err_cq; | |
294 | ||
295 | return 0; | |
296 | ||
297 | err_cq: | |
298 | mlx4_cleanup_icm_table(dev, &priv->cq_table.cmpt_table); | |
299 | ||
300 | err_srq: | |
301 | mlx4_cleanup_icm_table(dev, &priv->srq_table.cmpt_table); | |
302 | ||
303 | err_qp: | |
304 | mlx4_cleanup_icm_table(dev, &priv->qp_table.cmpt_table); | |
305 | ||
306 | err: | |
307 | return err; | |
308 | } | |
309 | ||
3d73c288 RD |
310 | static int mlx4_init_icm(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap, |
311 | struct mlx4_init_hca_param *init_hca, u64 icm_size) | |
225c7b1f RD |
312 | { |
313 | struct mlx4_priv *priv = mlx4_priv(dev); | |
314 | u64 aux_pages; | |
315 | int err; | |
316 | ||
317 | err = mlx4_SET_ICM_SIZE(dev, icm_size, &aux_pages); | |
318 | if (err) { | |
319 | mlx4_err(dev, "SET_ICM_SIZE command failed, aborting.\n"); | |
320 | return err; | |
321 | } | |
322 | ||
323 | mlx4_dbg(dev, "%lld KB of HCA context requires %lld KB aux memory.\n", | |
324 | (unsigned long long) icm_size >> 10, | |
325 | (unsigned long long) aux_pages << 2); | |
326 | ||
327 | priv->fw.aux_icm = mlx4_alloc_icm(dev, aux_pages, | |
5b0bf5e2 | 328 | GFP_HIGHUSER | __GFP_NOWARN, 0); |
225c7b1f RD |
329 | if (!priv->fw.aux_icm) { |
330 | mlx4_err(dev, "Couldn't allocate aux memory, aborting.\n"); | |
331 | return -ENOMEM; | |
332 | } | |
333 | ||
334 | err = mlx4_MAP_ICM_AUX(dev, priv->fw.aux_icm); | |
335 | if (err) { | |
336 | mlx4_err(dev, "MAP_ICM_AUX command failed, aborting.\n"); | |
337 | goto err_free_aux; | |
338 | } | |
339 | ||
340 | err = mlx4_init_cmpt_table(dev, init_hca->cmpt_base, dev_cap->cmpt_entry_sz); | |
341 | if (err) { | |
342 | mlx4_err(dev, "Failed to map cMPT context memory, aborting.\n"); | |
343 | goto err_unmap_aux; | |
344 | } | |
345 | ||
346 | err = mlx4_map_eq_icm(dev, init_hca->eqc_base); | |
347 | if (err) { | |
348 | mlx4_err(dev, "Failed to map EQ context memory, aborting.\n"); | |
349 | goto err_unmap_cmpt; | |
350 | } | |
351 | ||
d7bb58fb JM |
352 | /* |
353 | * Reserved MTT entries must be aligned up to a cacheline | |
354 | * boundary, since the FW will write to them, while the driver | |
355 | * writes to all other MTT entries. (The variable | |
356 | * dev->caps.mtt_entry_sz below is really the MTT segment | |
357 | * size, not the raw entry size) | |
358 | */ | |
359 | dev->caps.reserved_mtts = | |
360 | ALIGN(dev->caps.reserved_mtts * dev->caps.mtt_entry_sz, | |
361 | dma_get_cache_alignment()) / dev->caps.mtt_entry_sz; | |
362 | ||
225c7b1f RD |
363 | err = mlx4_init_icm_table(dev, &priv->mr_table.mtt_table, |
364 | init_hca->mtt_base, | |
365 | dev->caps.mtt_entry_sz, | |
366 | dev->caps.num_mtt_segs, | |
5b0bf5e2 | 367 | dev->caps.reserved_mtts, 1, 0); |
225c7b1f RD |
368 | if (err) { |
369 | mlx4_err(dev, "Failed to map MTT context memory, aborting.\n"); | |
370 | goto err_unmap_eq; | |
371 | } | |
372 | ||
373 | err = mlx4_init_icm_table(dev, &priv->mr_table.dmpt_table, | |
374 | init_hca->dmpt_base, | |
375 | dev_cap->dmpt_entry_sz, | |
376 | dev->caps.num_mpts, | |
5b0bf5e2 | 377 | dev->caps.reserved_mrws, 1, 1); |
225c7b1f RD |
378 | if (err) { |
379 | mlx4_err(dev, "Failed to map dMPT context memory, aborting.\n"); | |
380 | goto err_unmap_mtt; | |
381 | } | |
382 | ||
383 | err = mlx4_init_icm_table(dev, &priv->qp_table.qp_table, | |
384 | init_hca->qpc_base, | |
385 | dev_cap->qpc_entry_sz, | |
386 | dev->caps.num_qps, | |
93fc9e1b YP |
387 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
388 | 0, 0); | |
225c7b1f RD |
389 | if (err) { |
390 | mlx4_err(dev, "Failed to map QP context memory, aborting.\n"); | |
391 | goto err_unmap_dmpt; | |
392 | } | |
393 | ||
394 | err = mlx4_init_icm_table(dev, &priv->qp_table.auxc_table, | |
395 | init_hca->auxc_base, | |
396 | dev_cap->aux_entry_sz, | |
397 | dev->caps.num_qps, | |
93fc9e1b YP |
398 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
399 | 0, 0); | |
225c7b1f RD |
400 | if (err) { |
401 | mlx4_err(dev, "Failed to map AUXC context memory, aborting.\n"); | |
402 | goto err_unmap_qp; | |
403 | } | |
404 | ||
405 | err = mlx4_init_icm_table(dev, &priv->qp_table.altc_table, | |
406 | init_hca->altc_base, | |
407 | dev_cap->altc_entry_sz, | |
408 | dev->caps.num_qps, | |
93fc9e1b YP |
409 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
410 | 0, 0); | |
225c7b1f RD |
411 | if (err) { |
412 | mlx4_err(dev, "Failed to map ALTC context memory, aborting.\n"); | |
413 | goto err_unmap_auxc; | |
414 | } | |
415 | ||
416 | err = mlx4_init_icm_table(dev, &priv->qp_table.rdmarc_table, | |
417 | init_hca->rdmarc_base, | |
418 | dev_cap->rdmarc_entry_sz << priv->qp_table.rdmarc_shift, | |
419 | dev->caps.num_qps, | |
93fc9e1b YP |
420 | dev->caps.reserved_qps_cnt[MLX4_QP_REGION_FW], |
421 | 0, 0); | |
225c7b1f RD |
422 | if (err) { |
423 | mlx4_err(dev, "Failed to map RDMARC context memory, aborting\n"); | |
424 | goto err_unmap_altc; | |
425 | } | |
426 | ||
427 | err = mlx4_init_icm_table(dev, &priv->cq_table.table, | |
428 | init_hca->cqc_base, | |
429 | dev_cap->cqc_entry_sz, | |
430 | dev->caps.num_cqs, | |
5b0bf5e2 | 431 | dev->caps.reserved_cqs, 0, 0); |
225c7b1f RD |
432 | if (err) { |
433 | mlx4_err(dev, "Failed to map CQ context memory, aborting.\n"); | |
434 | goto err_unmap_rdmarc; | |
435 | } | |
436 | ||
437 | err = mlx4_init_icm_table(dev, &priv->srq_table.table, | |
438 | init_hca->srqc_base, | |
439 | dev_cap->srq_entry_sz, | |
440 | dev->caps.num_srqs, | |
5b0bf5e2 | 441 | dev->caps.reserved_srqs, 0, 0); |
225c7b1f RD |
442 | if (err) { |
443 | mlx4_err(dev, "Failed to map SRQ context memory, aborting.\n"); | |
444 | goto err_unmap_cq; | |
445 | } | |
446 | ||
447 | /* | |
448 | * It's not strictly required, but for simplicity just map the | |
449 | * whole multicast group table now. The table isn't very big | |
450 | * and it's a lot easier than trying to track ref counts. | |
451 | */ | |
452 | err = mlx4_init_icm_table(dev, &priv->mcg_table.table, | |
453 | init_hca->mc_base, MLX4_MGM_ENTRY_SIZE, | |
454 | dev->caps.num_mgms + dev->caps.num_amgms, | |
455 | dev->caps.num_mgms + dev->caps.num_amgms, | |
5b0bf5e2 | 456 | 0, 0); |
225c7b1f RD |
457 | if (err) { |
458 | mlx4_err(dev, "Failed to map MCG context memory, aborting.\n"); | |
459 | goto err_unmap_srq; | |
460 | } | |
461 | ||
462 | return 0; | |
463 | ||
464 | err_unmap_srq: | |
465 | mlx4_cleanup_icm_table(dev, &priv->srq_table.table); | |
466 | ||
467 | err_unmap_cq: | |
468 | mlx4_cleanup_icm_table(dev, &priv->cq_table.table); | |
469 | ||
470 | err_unmap_rdmarc: | |
471 | mlx4_cleanup_icm_table(dev, &priv->qp_table.rdmarc_table); | |
472 | ||
473 | err_unmap_altc: | |
474 | mlx4_cleanup_icm_table(dev, &priv->qp_table.altc_table); | |
475 | ||
476 | err_unmap_auxc: | |
477 | mlx4_cleanup_icm_table(dev, &priv->qp_table.auxc_table); | |
478 | ||
479 | err_unmap_qp: | |
480 | mlx4_cleanup_icm_table(dev, &priv->qp_table.qp_table); | |
481 | ||
482 | err_unmap_dmpt: | |
483 | mlx4_cleanup_icm_table(dev, &priv->mr_table.dmpt_table); | |
484 | ||
485 | err_unmap_mtt: | |
486 | mlx4_cleanup_icm_table(dev, &priv->mr_table.mtt_table); | |
487 | ||
488 | err_unmap_eq: | |
489 | mlx4_unmap_eq_icm(dev); | |
490 | ||
491 | err_unmap_cmpt: | |
492 | mlx4_cleanup_icm_table(dev, &priv->eq_table.cmpt_table); | |
493 | mlx4_cleanup_icm_table(dev, &priv->cq_table.cmpt_table); | |
494 | mlx4_cleanup_icm_table(dev, &priv->srq_table.cmpt_table); | |
495 | mlx4_cleanup_icm_table(dev, &priv->qp_table.cmpt_table); | |
496 | ||
497 | err_unmap_aux: | |
498 | mlx4_UNMAP_ICM_AUX(dev); | |
499 | ||
500 | err_free_aux: | |
5b0bf5e2 | 501 | mlx4_free_icm(dev, priv->fw.aux_icm, 0); |
225c7b1f RD |
502 | |
503 | return err; | |
504 | } | |
505 | ||
506 | static void mlx4_free_icms(struct mlx4_dev *dev) | |
507 | { | |
508 | struct mlx4_priv *priv = mlx4_priv(dev); | |
509 | ||
510 | mlx4_cleanup_icm_table(dev, &priv->mcg_table.table); | |
511 | mlx4_cleanup_icm_table(dev, &priv->srq_table.table); | |
512 | mlx4_cleanup_icm_table(dev, &priv->cq_table.table); | |
513 | mlx4_cleanup_icm_table(dev, &priv->qp_table.rdmarc_table); | |
514 | mlx4_cleanup_icm_table(dev, &priv->qp_table.altc_table); | |
515 | mlx4_cleanup_icm_table(dev, &priv->qp_table.auxc_table); | |
516 | mlx4_cleanup_icm_table(dev, &priv->qp_table.qp_table); | |
517 | mlx4_cleanup_icm_table(dev, &priv->mr_table.dmpt_table); | |
518 | mlx4_cleanup_icm_table(dev, &priv->mr_table.mtt_table); | |
519 | mlx4_cleanup_icm_table(dev, &priv->eq_table.cmpt_table); | |
520 | mlx4_cleanup_icm_table(dev, &priv->cq_table.cmpt_table); | |
521 | mlx4_cleanup_icm_table(dev, &priv->srq_table.cmpt_table); | |
522 | mlx4_cleanup_icm_table(dev, &priv->qp_table.cmpt_table); | |
523 | mlx4_unmap_eq_icm(dev); | |
524 | ||
525 | mlx4_UNMAP_ICM_AUX(dev); | |
5b0bf5e2 | 526 | mlx4_free_icm(dev, priv->fw.aux_icm, 0); |
225c7b1f RD |
527 | } |
528 | ||
529 | static void mlx4_close_hca(struct mlx4_dev *dev) | |
530 | { | |
531 | mlx4_CLOSE_HCA(dev, 0); | |
532 | mlx4_free_icms(dev); | |
533 | mlx4_UNMAP_FA(dev); | |
5b0bf5e2 | 534 | mlx4_free_icm(dev, mlx4_priv(dev)->fw.fw_icm, 0); |
225c7b1f RD |
535 | } |
536 | ||
3d73c288 | 537 | static int mlx4_init_hca(struct mlx4_dev *dev) |
225c7b1f RD |
538 | { |
539 | struct mlx4_priv *priv = mlx4_priv(dev); | |
540 | struct mlx4_adapter adapter; | |
541 | struct mlx4_dev_cap dev_cap; | |
2d928651 | 542 | struct mlx4_mod_stat_cfg mlx4_cfg; |
225c7b1f RD |
543 | struct mlx4_profile profile; |
544 | struct mlx4_init_hca_param init_hca; | |
545 | u64 icm_size; | |
546 | int err; | |
547 | ||
548 | err = mlx4_QUERY_FW(dev); | |
549 | if (err) { | |
550 | mlx4_err(dev, "QUERY_FW command failed, aborting.\n"); | |
551 | return err; | |
552 | } | |
553 | ||
554 | err = mlx4_load_fw(dev); | |
555 | if (err) { | |
556 | mlx4_err(dev, "Failed to start FW, aborting.\n"); | |
557 | return err; | |
558 | } | |
559 | ||
2d928651 VS |
560 | mlx4_cfg.log_pg_sz_m = 1; |
561 | mlx4_cfg.log_pg_sz = 0; | |
562 | err = mlx4_MOD_STAT_CFG(dev, &mlx4_cfg); | |
563 | if (err) | |
564 | mlx4_warn(dev, "Failed to override log_pg_sz parameter\n"); | |
565 | ||
225c7b1f RD |
566 | err = mlx4_dev_cap(dev, &dev_cap); |
567 | if (err) { | |
568 | mlx4_err(dev, "QUERY_DEV_CAP command failed, aborting.\n"); | |
569 | goto err_stop_fw; | |
570 | } | |
571 | ||
572 | profile = default_profile; | |
573 | ||
574 | icm_size = mlx4_make_profile(dev, &profile, &dev_cap, &init_hca); | |
575 | if ((long long) icm_size < 0) { | |
576 | err = icm_size; | |
577 | goto err_stop_fw; | |
578 | } | |
579 | ||
580 | init_hca.log_uar_sz = ilog2(dev->caps.num_uars); | |
581 | ||
582 | err = mlx4_init_icm(dev, &dev_cap, &init_hca, icm_size); | |
583 | if (err) | |
584 | goto err_stop_fw; | |
585 | ||
586 | err = mlx4_INIT_HCA(dev, &init_hca); | |
587 | if (err) { | |
588 | mlx4_err(dev, "INIT_HCA command failed, aborting.\n"); | |
589 | goto err_free_icm; | |
590 | } | |
591 | ||
592 | err = mlx4_QUERY_ADAPTER(dev, &adapter); | |
593 | if (err) { | |
594 | mlx4_err(dev, "QUERY_ADAPTER command failed, aborting.\n"); | |
595 | goto err_close; | |
596 | } | |
597 | ||
598 | priv->eq_table.inta_pin = adapter.inta_pin; | |
cd9281d8 | 599 | memcpy(dev->board_id, adapter.board_id, sizeof dev->board_id); |
225c7b1f RD |
600 | |
601 | return 0; | |
602 | ||
603 | err_close: | |
604 | mlx4_close_hca(dev); | |
605 | ||
606 | err_free_icm: | |
607 | mlx4_free_icms(dev); | |
608 | ||
609 | err_stop_fw: | |
610 | mlx4_UNMAP_FA(dev); | |
5b0bf5e2 | 611 | mlx4_free_icm(dev, priv->fw.fw_icm, 0); |
225c7b1f RD |
612 | |
613 | return err; | |
614 | } | |
615 | ||
3d73c288 | 616 | static int mlx4_setup_hca(struct mlx4_dev *dev) |
225c7b1f RD |
617 | { |
618 | struct mlx4_priv *priv = mlx4_priv(dev); | |
619 | int err; | |
620 | ||
225c7b1f RD |
621 | err = mlx4_init_uar_table(dev); |
622 | if (err) { | |
623 | mlx4_err(dev, "Failed to initialize " | |
624 | "user access region table, aborting.\n"); | |
625 | return err; | |
626 | } | |
627 | ||
628 | err = mlx4_uar_alloc(dev, &priv->driver_uar); | |
629 | if (err) { | |
630 | mlx4_err(dev, "Failed to allocate driver access region, " | |
631 | "aborting.\n"); | |
632 | goto err_uar_table_free; | |
633 | } | |
634 | ||
635 | priv->kar = ioremap(priv->driver_uar.pfn << PAGE_SHIFT, PAGE_SIZE); | |
636 | if (!priv->kar) { | |
637 | mlx4_err(dev, "Couldn't map kernel access region, " | |
638 | "aborting.\n"); | |
639 | err = -ENOMEM; | |
640 | goto err_uar_free; | |
641 | } | |
642 | ||
643 | err = mlx4_init_pd_table(dev); | |
644 | if (err) { | |
645 | mlx4_err(dev, "Failed to initialize " | |
646 | "protection domain table, aborting.\n"); | |
647 | goto err_kar_unmap; | |
648 | } | |
649 | ||
650 | err = mlx4_init_mr_table(dev); | |
651 | if (err) { | |
652 | mlx4_err(dev, "Failed to initialize " | |
653 | "memory region table, aborting.\n"); | |
654 | goto err_pd_table_free; | |
655 | } | |
656 | ||
225c7b1f RD |
657 | err = mlx4_init_eq_table(dev); |
658 | if (err) { | |
659 | mlx4_err(dev, "Failed to initialize " | |
660 | "event queue table, aborting.\n"); | |
ee49bd93 | 661 | goto err_mr_table_free; |
225c7b1f RD |
662 | } |
663 | ||
664 | err = mlx4_cmd_use_events(dev); | |
665 | if (err) { | |
666 | mlx4_err(dev, "Failed to switch to event-driven " | |
667 | "firmware commands, aborting.\n"); | |
668 | goto err_eq_table_free; | |
669 | } | |
670 | ||
671 | err = mlx4_NOP(dev); | |
672 | if (err) { | |
08fb1055 MT |
673 | if (dev->flags & MLX4_FLAG_MSI_X) { |
674 | mlx4_warn(dev, "NOP command failed to generate MSI-X " | |
675 | "interrupt IRQ %d).\n", | |
676 | priv->eq_table.eq[MLX4_EQ_ASYNC].irq); | |
677 | mlx4_warn(dev, "Trying again without MSI-X.\n"); | |
678 | } else { | |
679 | mlx4_err(dev, "NOP command failed to generate interrupt " | |
680 | "(IRQ %d), aborting.\n", | |
681 | priv->eq_table.eq[MLX4_EQ_ASYNC].irq); | |
225c7b1f | 682 | mlx4_err(dev, "BIOS or ACPI interrupt routing problem?\n"); |
08fb1055 | 683 | } |
225c7b1f RD |
684 | |
685 | goto err_cmd_poll; | |
686 | } | |
687 | ||
688 | mlx4_dbg(dev, "NOP command IRQ test passed\n"); | |
689 | ||
690 | err = mlx4_init_cq_table(dev); | |
691 | if (err) { | |
692 | mlx4_err(dev, "Failed to initialize " | |
693 | "completion queue table, aborting.\n"); | |
694 | goto err_cmd_poll; | |
695 | } | |
696 | ||
697 | err = mlx4_init_srq_table(dev); | |
698 | if (err) { | |
699 | mlx4_err(dev, "Failed to initialize " | |
700 | "shared receive queue table, aborting.\n"); | |
701 | goto err_cq_table_free; | |
702 | } | |
703 | ||
704 | err = mlx4_init_qp_table(dev); | |
705 | if (err) { | |
706 | mlx4_err(dev, "Failed to initialize " | |
707 | "queue pair table, aborting.\n"); | |
708 | goto err_srq_table_free; | |
709 | } | |
710 | ||
711 | err = mlx4_init_mcg_table(dev); | |
712 | if (err) { | |
713 | mlx4_err(dev, "Failed to initialize " | |
714 | "multicast group table, aborting.\n"); | |
715 | goto err_qp_table_free; | |
716 | } | |
717 | ||
718 | return 0; | |
719 | ||
720 | err_qp_table_free: | |
721 | mlx4_cleanup_qp_table(dev); | |
722 | ||
723 | err_srq_table_free: | |
724 | mlx4_cleanup_srq_table(dev); | |
725 | ||
726 | err_cq_table_free: | |
727 | mlx4_cleanup_cq_table(dev); | |
728 | ||
729 | err_cmd_poll: | |
730 | mlx4_cmd_use_polling(dev); | |
731 | ||
732 | err_eq_table_free: | |
733 | mlx4_cleanup_eq_table(dev); | |
734 | ||
ee49bd93 | 735 | err_mr_table_free: |
225c7b1f RD |
736 | mlx4_cleanup_mr_table(dev); |
737 | ||
738 | err_pd_table_free: | |
739 | mlx4_cleanup_pd_table(dev); | |
740 | ||
741 | err_kar_unmap: | |
742 | iounmap(priv->kar); | |
743 | ||
744 | err_uar_free: | |
745 | mlx4_uar_free(dev, &priv->driver_uar); | |
746 | ||
747 | err_uar_table_free: | |
748 | mlx4_cleanup_uar_table(dev); | |
749 | return err; | |
750 | } | |
751 | ||
e8f9b2ed | 752 | static void mlx4_enable_msi_x(struct mlx4_dev *dev) |
225c7b1f RD |
753 | { |
754 | struct mlx4_priv *priv = mlx4_priv(dev); | |
755 | struct msix_entry entries[MLX4_NUM_EQ]; | |
756 | int err; | |
757 | int i; | |
758 | ||
759 | if (msi_x) { | |
760 | for (i = 0; i < MLX4_NUM_EQ; ++i) | |
761 | entries[i].entry = i; | |
762 | ||
763 | err = pci_enable_msix(dev->pdev, entries, ARRAY_SIZE(entries)); | |
764 | if (err) { | |
765 | if (err > 0) | |
766 | mlx4_info(dev, "Only %d MSI-X vectors available, " | |
767 | "not using MSI-X\n", err); | |
768 | goto no_msi; | |
769 | } | |
770 | ||
771 | for (i = 0; i < MLX4_NUM_EQ; ++i) | |
772 | priv->eq_table.eq[i].irq = entries[i].vector; | |
773 | ||
774 | dev->flags |= MLX4_FLAG_MSI_X; | |
775 | return; | |
776 | } | |
777 | ||
778 | no_msi: | |
779 | for (i = 0; i < MLX4_NUM_EQ; ++i) | |
780 | priv->eq_table.eq[i].irq = dev->pdev->irq; | |
781 | } | |
782 | ||
2a2336f8 YP |
783 | static void mlx4_init_port_info(struct mlx4_dev *dev, int port) |
784 | { | |
785 | struct mlx4_port_info *info = &mlx4_priv(dev)->port[port]; | |
786 | ||
787 | info->dev = dev; | |
788 | info->port = port; | |
789 | mlx4_init_mac_table(dev, &info->mac_table); | |
790 | mlx4_init_vlan_table(dev, &info->vlan_table); | |
791 | } | |
792 | ||
3d73c288 | 793 | static int __mlx4_init_one(struct pci_dev *pdev, const struct pci_device_id *id) |
225c7b1f | 794 | { |
225c7b1f RD |
795 | struct mlx4_priv *priv; |
796 | struct mlx4_dev *dev; | |
797 | int err; | |
2a2336f8 | 798 | int port; |
225c7b1f | 799 | |
225c7b1f RD |
800 | printk(KERN_INFO PFX "Initializing %s\n", |
801 | pci_name(pdev)); | |
802 | ||
803 | err = pci_enable_device(pdev); | |
804 | if (err) { | |
805 | dev_err(&pdev->dev, "Cannot enable PCI device, " | |
806 | "aborting.\n"); | |
807 | return err; | |
808 | } | |
809 | ||
810 | /* | |
4ff08a76 | 811 | * Check for BARs. We expect 0: 1MB |
225c7b1f RD |
812 | */ |
813 | if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM) || | |
814 | pci_resource_len(pdev, 0) != 1 << 20) { | |
815 | dev_err(&pdev->dev, "Missing DCS, aborting.\n"); | |
816 | err = -ENODEV; | |
817 | goto err_disable_pdev; | |
818 | } | |
819 | if (!(pci_resource_flags(pdev, 2) & IORESOURCE_MEM)) { | |
820 | dev_err(&pdev->dev, "Missing UAR, aborting.\n"); | |
821 | err = -ENODEV; | |
822 | goto err_disable_pdev; | |
823 | } | |
824 | ||
825 | err = pci_request_region(pdev, 0, DRV_NAME); | |
826 | if (err) { | |
827 | dev_err(&pdev->dev, "Cannot request control region, aborting.\n"); | |
828 | goto err_disable_pdev; | |
829 | } | |
830 | ||
831 | err = pci_request_region(pdev, 2, DRV_NAME); | |
832 | if (err) { | |
833 | dev_err(&pdev->dev, "Cannot request UAR region, aborting.\n"); | |
834 | goto err_release_bar0; | |
835 | } | |
836 | ||
837 | pci_set_master(pdev); | |
838 | ||
839 | err = pci_set_dma_mask(pdev, DMA_64BIT_MASK); | |
840 | if (err) { | |
841 | dev_warn(&pdev->dev, "Warning: couldn't set 64-bit PCI DMA mask.\n"); | |
842 | err = pci_set_dma_mask(pdev, DMA_32BIT_MASK); | |
843 | if (err) { | |
844 | dev_err(&pdev->dev, "Can't set PCI DMA mask, aborting.\n"); | |
845 | goto err_release_bar2; | |
846 | } | |
847 | } | |
848 | err = pci_set_consistent_dma_mask(pdev, DMA_64BIT_MASK); | |
849 | if (err) { | |
850 | dev_warn(&pdev->dev, "Warning: couldn't set 64-bit " | |
851 | "consistent PCI DMA mask.\n"); | |
852 | err = pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK); | |
853 | if (err) { | |
854 | dev_err(&pdev->dev, "Can't set consistent PCI DMA mask, " | |
855 | "aborting.\n"); | |
856 | goto err_release_bar2; | |
857 | } | |
858 | } | |
859 | ||
860 | priv = kzalloc(sizeof *priv, GFP_KERNEL); | |
861 | if (!priv) { | |
862 | dev_err(&pdev->dev, "Device struct alloc failed, " | |
863 | "aborting.\n"); | |
864 | err = -ENOMEM; | |
865 | goto err_release_bar2; | |
866 | } | |
867 | ||
868 | dev = &priv->dev; | |
869 | dev->pdev = pdev; | |
b581401e RD |
870 | INIT_LIST_HEAD(&priv->ctx_list); |
871 | spin_lock_init(&priv->ctx_lock); | |
225c7b1f | 872 | |
6296883c YP |
873 | INIT_LIST_HEAD(&priv->pgdir_list); |
874 | mutex_init(&priv->pgdir_mutex); | |
875 | ||
225c7b1f RD |
876 | /* |
877 | * Now reset the HCA before we touch the PCI capabilities or | |
878 | * attempt a firmware command, since a boot ROM may have left | |
879 | * the HCA in an undefined state. | |
880 | */ | |
881 | err = mlx4_reset(dev); | |
882 | if (err) { | |
883 | mlx4_err(dev, "Failed to reset HCA, aborting.\n"); | |
884 | goto err_free_dev; | |
885 | } | |
886 | ||
225c7b1f RD |
887 | if (mlx4_cmd_init(dev)) { |
888 | mlx4_err(dev, "Failed to init command interface, aborting.\n"); | |
889 | goto err_free_dev; | |
890 | } | |
891 | ||
892 | err = mlx4_init_hca(dev); | |
893 | if (err) | |
894 | goto err_cmd; | |
895 | ||
08fb1055 MT |
896 | mlx4_enable_msi_x(dev); |
897 | ||
225c7b1f | 898 | err = mlx4_setup_hca(dev); |
08fb1055 MT |
899 | if (err == -EBUSY && (dev->flags & MLX4_FLAG_MSI_X)) { |
900 | dev->flags &= ~MLX4_FLAG_MSI_X; | |
901 | pci_disable_msix(pdev); | |
902 | err = mlx4_setup_hca(dev); | |
903 | } | |
904 | ||
225c7b1f RD |
905 | if (err) |
906 | goto err_close; | |
907 | ||
2a2336f8 YP |
908 | for (port = 1; port <= dev->caps.num_ports; port++) |
909 | mlx4_init_port_info(dev, port); | |
910 | ||
225c7b1f RD |
911 | err = mlx4_register_device(dev); |
912 | if (err) | |
913 | goto err_cleanup; | |
914 | ||
915 | pci_set_drvdata(pdev, dev); | |
916 | ||
917 | return 0; | |
918 | ||
919 | err_cleanup: | |
920 | mlx4_cleanup_mcg_table(dev); | |
921 | mlx4_cleanup_qp_table(dev); | |
922 | mlx4_cleanup_srq_table(dev); | |
923 | mlx4_cleanup_cq_table(dev); | |
924 | mlx4_cmd_use_polling(dev); | |
925 | mlx4_cleanup_eq_table(dev); | |
225c7b1f RD |
926 | mlx4_cleanup_mr_table(dev); |
927 | mlx4_cleanup_pd_table(dev); | |
928 | mlx4_cleanup_uar_table(dev); | |
929 | ||
930 | err_close: | |
08fb1055 MT |
931 | if (dev->flags & MLX4_FLAG_MSI_X) |
932 | pci_disable_msix(pdev); | |
933 | ||
225c7b1f RD |
934 | mlx4_close_hca(dev); |
935 | ||
936 | err_cmd: | |
937 | mlx4_cmd_cleanup(dev); | |
938 | ||
939 | err_free_dev: | |
225c7b1f RD |
940 | kfree(priv); |
941 | ||
942 | err_release_bar2: | |
943 | pci_release_region(pdev, 2); | |
944 | ||
945 | err_release_bar0: | |
946 | pci_release_region(pdev, 0); | |
947 | ||
948 | err_disable_pdev: | |
949 | pci_disable_device(pdev); | |
950 | pci_set_drvdata(pdev, NULL); | |
951 | return err; | |
952 | } | |
953 | ||
3d73c288 RD |
954 | static int __devinit mlx4_init_one(struct pci_dev *pdev, |
955 | const struct pci_device_id *id) | |
956 | { | |
957 | static int mlx4_version_printed; | |
958 | ||
959 | if (!mlx4_version_printed) { | |
960 | printk(KERN_INFO "%s", mlx4_version); | |
961 | ++mlx4_version_printed; | |
962 | } | |
963 | ||
b027cacd | 964 | return __mlx4_init_one(pdev, id); |
3d73c288 RD |
965 | } |
966 | ||
967 | static void mlx4_remove_one(struct pci_dev *pdev) | |
225c7b1f RD |
968 | { |
969 | struct mlx4_dev *dev = pci_get_drvdata(pdev); | |
970 | struct mlx4_priv *priv = mlx4_priv(dev); | |
971 | int p; | |
972 | ||
973 | if (dev) { | |
974 | mlx4_unregister_device(dev); | |
975 | ||
976 | for (p = 1; p <= dev->caps.num_ports; ++p) | |
977 | mlx4_CLOSE_PORT(dev, p); | |
978 | ||
979 | mlx4_cleanup_mcg_table(dev); | |
980 | mlx4_cleanup_qp_table(dev); | |
981 | mlx4_cleanup_srq_table(dev); | |
982 | mlx4_cleanup_cq_table(dev); | |
983 | mlx4_cmd_use_polling(dev); | |
984 | mlx4_cleanup_eq_table(dev); | |
225c7b1f RD |
985 | mlx4_cleanup_mr_table(dev); |
986 | mlx4_cleanup_pd_table(dev); | |
987 | ||
988 | iounmap(priv->kar); | |
989 | mlx4_uar_free(dev, &priv->driver_uar); | |
990 | mlx4_cleanup_uar_table(dev); | |
991 | mlx4_close_hca(dev); | |
992 | mlx4_cmd_cleanup(dev); | |
993 | ||
994 | if (dev->flags & MLX4_FLAG_MSI_X) | |
995 | pci_disable_msix(pdev); | |
996 | ||
997 | kfree(priv); | |
998 | pci_release_region(pdev, 2); | |
999 | pci_release_region(pdev, 0); | |
1000 | pci_disable_device(pdev); | |
1001 | pci_set_drvdata(pdev, NULL); | |
1002 | } | |
1003 | } | |
1004 | ||
ee49bd93 JM |
1005 | int mlx4_restart_one(struct pci_dev *pdev) |
1006 | { | |
1007 | mlx4_remove_one(pdev); | |
3d73c288 | 1008 | return __mlx4_init_one(pdev, NULL); |
ee49bd93 JM |
1009 | } |
1010 | ||
225c7b1f RD |
1011 | static struct pci_device_id mlx4_pci_table[] = { |
1012 | { PCI_VDEVICE(MELLANOX, 0x6340) }, /* MT25408 "Hermon" SDR */ | |
1013 | { PCI_VDEVICE(MELLANOX, 0x634a) }, /* MT25408 "Hermon" DDR */ | |
1014 | { PCI_VDEVICE(MELLANOX, 0x6354) }, /* MT25408 "Hermon" QDR */ | |
786f238e JM |
1015 | { PCI_VDEVICE(MELLANOX, 0x6732) }, /* MT25408 "Hermon" DDR PCIe gen2 */ |
1016 | { PCI_VDEVICE(MELLANOX, 0x673c) }, /* MT25408 "Hermon" QDR PCIe gen2 */ | |
225c7b1f RD |
1017 | { 0, } |
1018 | }; | |
1019 | ||
1020 | MODULE_DEVICE_TABLE(pci, mlx4_pci_table); | |
1021 | ||
1022 | static struct pci_driver mlx4_driver = { | |
1023 | .name = DRV_NAME, | |
1024 | .id_table = mlx4_pci_table, | |
1025 | .probe = mlx4_init_one, | |
1026 | .remove = __devexit_p(mlx4_remove_one) | |
1027 | }; | |
1028 | ||
1029 | static int __init mlx4_init(void) | |
1030 | { | |
1031 | int ret; | |
1032 | ||
ee49bd93 JM |
1033 | ret = mlx4_catas_init(); |
1034 | if (ret) | |
1035 | return ret; | |
1036 | ||
225c7b1f RD |
1037 | ret = pci_register_driver(&mlx4_driver); |
1038 | return ret < 0 ? ret : 0; | |
1039 | } | |
1040 | ||
1041 | static void __exit mlx4_cleanup(void) | |
1042 | { | |
1043 | pci_unregister_driver(&mlx4_driver); | |
ee49bd93 | 1044 | mlx4_catas_cleanup(); |
225c7b1f RD |
1045 | } |
1046 | ||
1047 | module_init(mlx4_init); | |
1048 | module_exit(mlx4_cleanup); |